On Tue, 01 Oct 2024, Ville Syrjala <[email protected]> wrote:
> From: Ville Syrjälä <[email protected]>
>
> The current way of organizing all .vblank_enable() functions
> before all .vblabk_disable() functions is infuriating. It's
> really hard to compare the enable() vs. disable() for the
> same platform to make sure they properly mirror each other.
>
> Reorganize the functions so that the enable+disable for
> the same platoform are next to each.
>
> Signed-off-by: Ville Syrjälä <[email protected]>

'git show --color-moved' FTW!

Reviewed-by: Jani Nikula <[email protected]>


> ---
>  .../gpu/drm/i915/display/intel_display_irq.c  | 92 +++++++++----------
>  1 file changed, 46 insertions(+), 46 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_display_irq.c 
> b/drivers/gpu/drm/i915/display/intel_display_irq.c
> index 0ea1fcc61dde..43a0b3565bc8 100644
> --- a/drivers/gpu/drm/i915/display/intel_display_irq.c
> +++ b/drivers/gpu/drm/i915/display/intel_display_irq.c
> @@ -1272,6 +1272,17 @@ int i8xx_enable_vblank(struct drm_crtc *crtc)
>       return 0;
>  }
>  
> +void i8xx_disable_vblank(struct drm_crtc *crtc)
> +{
> +     struct drm_i915_private *dev_priv = to_i915(crtc->dev);
> +     enum pipe pipe = to_intel_crtc(crtc)->pipe;
> +     unsigned long irqflags;
> +
> +     spin_lock_irqsave(&dev_priv->irq_lock, irqflags);
> +     i915_disable_pipestat(dev_priv, pipe, PIPE_VBLANK_INTERRUPT_STATUS);
> +     spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags);
> +}
> +
>  int i915gm_enable_vblank(struct drm_crtc *crtc)
>  {
>       struct drm_i915_private *i915 = to_i915(crtc->dev);
> @@ -1288,6 +1299,16 @@ int i915gm_enable_vblank(struct drm_crtc *crtc)
>       return i8xx_enable_vblank(crtc);
>  }
>  
> +void i915gm_disable_vblank(struct drm_crtc *crtc)
> +{
> +     struct drm_i915_private *i915 = to_i915(crtc->dev);
> +
> +     i8xx_disable_vblank(crtc);
> +
> +     if (--i915->display.irq.vblank_enabled == 0)
> +             intel_uncore_write(&i915->uncore, SCPD0, 
> _MASKED_BIT_DISABLE(CSTATE_RENDER_CLOCK_GATE_DISABLE));
> +}
> +
>  int i965_enable_vblank(struct drm_crtc *crtc)
>  {
>       struct drm_i915_private *dev_priv = to_i915(crtc->dev);
> @@ -1302,6 +1323,18 @@ int i965_enable_vblank(struct drm_crtc *crtc)
>       return 0;
>  }
>  
> +void i965_disable_vblank(struct drm_crtc *crtc)
> +{
> +     struct drm_i915_private *dev_priv = to_i915(crtc->dev);
> +     enum pipe pipe = to_intel_crtc(crtc)->pipe;
> +     unsigned long irqflags;
> +
> +     spin_lock_irqsave(&dev_priv->irq_lock, irqflags);
> +     i915_disable_pipestat(dev_priv, pipe,
> +                           PIPE_START_VBLANK_INTERRUPT_STATUS);
> +     spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags);
> +}
> +
>  int ilk_enable_vblank(struct drm_crtc *crtc)
>  {
>       struct drm_i915_private *dev_priv = to_i915(crtc->dev);
> @@ -1323,6 +1356,19 @@ int ilk_enable_vblank(struct drm_crtc *crtc)
>       return 0;
>  }
>  
> +void ilk_disable_vblank(struct drm_crtc *crtc)
> +{
> +     struct drm_i915_private *dev_priv = to_i915(crtc->dev);
> +     enum pipe pipe = to_intel_crtc(crtc)->pipe;
> +     unsigned long irqflags;
> +     u32 bit = DISPLAY_VER(dev_priv) >= 7 ?
> +             DE_PIPE_VBLANK_IVB(pipe) : DE_PIPE_VBLANK(pipe);
> +
> +     spin_lock_irqsave(&dev_priv->irq_lock, irqflags);
> +     ilk_disable_display_irq(dev_priv, bit);
> +     spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags);
> +}
> +
>  static bool gen11_dsi_configure_te(struct intel_crtc *intel_crtc,
>                                  bool enable)
>  {
> @@ -1391,52 +1437,6 @@ int bdw_enable_vblank(struct drm_crtc *_crtc)
>       return 0;
>  }
>  
> -void i8xx_disable_vblank(struct drm_crtc *crtc)
> -{
> -     struct drm_i915_private *dev_priv = to_i915(crtc->dev);
> -     enum pipe pipe = to_intel_crtc(crtc)->pipe;
> -     unsigned long irqflags;
> -
> -     spin_lock_irqsave(&dev_priv->irq_lock, irqflags);
> -     i915_disable_pipestat(dev_priv, pipe, PIPE_VBLANK_INTERRUPT_STATUS);
> -     spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags);
> -}
> -
> -void i915gm_disable_vblank(struct drm_crtc *crtc)
> -{
> -     struct drm_i915_private *i915 = to_i915(crtc->dev);
> -
> -     i8xx_disable_vblank(crtc);
> -
> -     if (--i915->display.irq.vblank_enabled == 0)
> -             intel_uncore_write(&i915->uncore, SCPD0, 
> _MASKED_BIT_DISABLE(CSTATE_RENDER_CLOCK_GATE_DISABLE));
> -}
> -
> -void i965_disable_vblank(struct drm_crtc *crtc)
> -{
> -     struct drm_i915_private *dev_priv = to_i915(crtc->dev);
> -     enum pipe pipe = to_intel_crtc(crtc)->pipe;
> -     unsigned long irqflags;
> -
> -     spin_lock_irqsave(&dev_priv->irq_lock, irqflags);
> -     i915_disable_pipestat(dev_priv, pipe,
> -                           PIPE_START_VBLANK_INTERRUPT_STATUS);
> -     spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags);
> -}
> -
> -void ilk_disable_vblank(struct drm_crtc *crtc)
> -{
> -     struct drm_i915_private *dev_priv = to_i915(crtc->dev);
> -     enum pipe pipe = to_intel_crtc(crtc)->pipe;
> -     unsigned long irqflags;
> -     u32 bit = DISPLAY_VER(dev_priv) >= 7 ?
> -             DE_PIPE_VBLANK_IVB(pipe) : DE_PIPE_VBLANK(pipe);
> -
> -     spin_lock_irqsave(&dev_priv->irq_lock, irqflags);
> -     ilk_disable_display_irq(dev_priv, bit);
> -     spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags);
> -}
> -
>  void bdw_disable_vblank(struct drm_crtc *_crtc)
>  {
>       struct intel_crtc *crtc = to_intel_crtc(_crtc);

-- 
Jani Nikula, Intel

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